Self-foaming cream
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United States of America Patent
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Mar 7, 2000
Grant Date -
N/A
app pub date -
Oct 14, 1997
filing date -
Oct 14, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A self-foaming composition in the form of a post-foaming, pressurizable oil-in-water emulsion comprising: (A) at least 5% by weight, relative to the total weight of the composition, of a fatty phase comprising at least one cosmetic oil, (B) a gelling system comprising at least one emulsifying polymer which is selected from the group consisting of: (1) crosslinked homopolymers formed from at least one cationic or anionic monomer containing ethylenic unsaturation selected from the group consisting of ammonium (meth)acrylate; 2-acrylamido-2-methylpropanesulfonic acid as well as its salts, dialkylaminoalkyl (meth)acrylates, dialkylaminoalkyl (meth)acrylamide and its quaternary salts or acids, wherein the crosslinking agent which forms the crosslinking contains ethylenic polyunsaturation, and (2) crosslinked copolymers formed from at least one cationic or anionic monomer containing ethylenic unsaturation, from at least one nonionic comonomer and from a crosslinking agent containing ethylenic polyunsaturation; and (C) water.
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